1、 MIL-B-4876L 13 7779706 0329237 5 /9- 81-27 MIL-B-48761 (AR) 17 March 1978 MILITARY SPECIFICATION BATTERY, SINGLE CELL, PRIMARY RESERVE This specification is approved for use by the U.S. Army Armament Research and Development Command, and is available for use by all Departments arid Agencies of the
2、Department of Defense. 1. SCOPE 1.1 This specification contains requirements not normally covered by the drawings and provides quality assurance provisions for the fabrication of parts, assembly and packing of one type of primary reserie battery. 2. APPLICABLE DOCUMENTS 2.1 issues of documents. - Th
3、e following documents of the issue in effect on date of invitation for bids or request for proposals, form a part of this specification to the extent specified herein. SPECIFICATIONS MILITARY M1.L-A-48078 - Arnmucition, Standard Quality MIL-L-48765 - Lithiun: Hexafluoroarsanate MIL-L-48766 - Lithium
4、 Tetrafluoroborate MIL-M-48767 - Methyl Formate MIL-L-48768 - Lithium Reserve Battery Electrolyte MIL-G-48771 - Graphite MIL-L-48772 - Lithium MIL-V-48773 - Vanadium Pentoxide Assurarice Provisions , General Specificatin For FSC: 1345 Benef iciai comments (recommendations, addition#, deletions) and
5、any pertinent data which may be of une in improving thia document should be addresaed to: Commander, US Amy Armament Research and Development Command, Ath. DRDARQA, Dover, New Jersey 07801 by using the sell-addreased Standardization Document Improvement Proposil (DD Form 1426) apmaring at the end of
6、 thia document or by letter. THIS DWMENT COM?AINS PAGES. !.dl e Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-48761 (AR) STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for MIL-STD-271 - Non-destructive testing requirements MI
7、L-STD-202D - Test methods for Electronic & Electrical Components Parts MIL-STD-1168 - Lot Numbering of Ammunition MIL-STD-1169 - Packaging, Packing and Marking for Shipment of Inert Ammunition Components inspection by Attributes (ABC-STD-105) for metals DRAWINGS U.S. ARMY ARMAMENT RESEARCH PRODUCT D
8、RAWING 9275567 - Battery, Single AND DEVELOPMENT COMMAND Cell Primary Reserve INSPECTION EQUIPMENT DRAWINGS 9275635 - Molding Cylinder 9275636 - Power Source Assembly 9296892 - Primer, Stab 9275634 - Procedure, Assembly, Power Source 8841278 - Firing Pin 9275620 - Wiring Assembly, Cell 9275625 - Plu
9、g M (Copies of specifications, standards, drawings and publi- cations required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the Contracting Officer). part of this specification to the extent specified herein. Unless o
10、therwise indicated the issue in effect on date of invitation for bids shall apply. 2.2 Other Publications. - The following documents form a American Society for Testing and Materials ASTM E 493-73 - Standard Methods of Test for Leaks Using the Mass Spectrometer Leak Detector in the Inside-Out Testin
11、g Mode. (Applications for copies shall be addressed to ASTM, i916 Race Street, Philadelphia, PA 19103.) 2 U a, Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-B-4876L 13 m 9999906 0324242 3 MIL-B-48761 (AR) 3. REQUIREMENTS 3.1 Materials, - Materi
12、als and parts shall be in accordance with applicable drawings and specifications. 3.2 Components and assemblies. - The components and assemblies shall comply with all requirements specified on drawing 9275567 and associated drawings and with all require- ments specified in applicable specifications
13、and standards. 3.3 Non-activated voltage. - The non-activated voltage of the cell shall be less than five (5) millivolt(mv) when measured with a millivoltmeter having a minimum impedance of 10 ohms. The non-activated cell voltage shali4be less than 3.0 volts when measured with a meter having 10 ohms
14、 minimum impedance. 7 3.4 Battery cell voltage rise time. - The battery cell voltage shall rise to minimum voltage of 2.5 volts in a maxi- mum of one half (0.5) second after activation over the temp- erature range of -45OF to +145OF. 3.5 Battery cell capacity. - The battery shall remain above 2.5 vo
15、lts for a minimum of sixty (60) hours when sub- jected to a 3.3 Kohm 2 3% resistive load over the temperature range of -45OF to +145OF. 3.6 Weld integrity. 3.6.1 Anode lead to screen welds. 4 The anode lead to screen weld, when pulled to destruction, shall not result in separation of the weld. Paren
16、t material (screen or lead) shall fail before the weld. 3.6.2 Anode lead to terminal pin weld. The anode lead to terminal pin weld, when pulled to destruction, shall not result in separation of the weld. Lead material shall fail before the weld. 3.6.3 Case to terminal plate weld. - The case to termi
17、nal plate weld shall not show evidence of pits or cracks when visually examined. 3.7 Terminal plate glass to metal seal. - The glass seal shall not have cracks on both sides of the pin or any one crack that extends over one-third the distance from the pin to the plate. 3 c Provided by IHSNot for Res
18、aleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-4876L 13 E 7777706 0324242 5 E MIL-B-48761 (AR) 3.8 Radiographic examination. - X-Ray negatives of the a. There shall be continuity of the anode lead. cells shall be examined for the following: b. There shall be no sharp b
19、ends in the anode lead. c. The anode lead shall not be bent against the outside case. d. The anode lead shall not extend beyond the bottom edge of the anode screen. e. The ampule shall be intact and show evidence of electrolyte. 3.9 Heat soak. - The ampule assembly, electrolyte (9275581) shall withs
20、tand a 24 hour heat soak at 165+5OF without leakage or breakage. - 3.10 Environmental tests. - The cells shall meet the requirements of paragraphs 3.3, 3.4, 3.5, and after being subjected to the following tests: a. Shock - 7 ft drop per MIL-STD-331, Test 111, except batteries shall be mounted in har
21、dwood block of 40 CU. inches weighted to 5 pounds. b. Transportation vibration - per MIL-STD-331, c. Acceleration - 15000 Gs for 9.5 milliseconds Test 104 procedure 1. along any axis. 4 3.11 Ampule assembly electrolyte condition. - The electrolyte, when examined inside the ampule shall be clear and
22、of a colorless, light yellow or light yellow-brown appearance. There shall be the proper number of lithium wires and the surface of the wires in the solution shall be clearly visible. The wires shall be bright and shiny in appearance with some slight darkening on the ends permissible. The solution,
23、when shaken, shall not be gelatinous but will have a fluidity similar to water. The lithium wires must be free floating in the solution. 3.12 Hardness of case. - The case (9275592) shall have a knoop hardness of 231 max at 200 gm load, or 96 Rockwell B. 4 Provided by IHSNot for ResaleNo reproduction
24、 or networking permitted without license from IHS-,-,-MIL-8-48761 13 9799906 0324243 7 MI L-B- 48761 (AR ) ! 3.13 Workmanship. - All parts and assemblies shall be fabricated and finished in a thorough workmanlike manner and all manufacturing, processing, and assembly operations shall be correctly pe
25、rformed. Metal parts shall be free of burrs, chips, sharp edges, cracks, crazes, un- blended radii , porosity, warpage, burn marks, checks, chipped edges, blisters, excess flash, dirt, grease, rust, salt deposits, visible raised cement seams, solder splash, corrosion products, and other defects or f
26、oreign matter which would affect their serviceability. The cleaning method used shall not be injurious to any part or assembly, nor shall the parts be contaminated by the cleaning agent. All required markings shall be neat, legible and sharply defined. 3.14 First article inspection. - This specifica
27、tion contains technical provisions for first article inspection. Requirements for the submission of first article samples by the contractor shall be as specified in the contract. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection and standard quality assurance provisions. - Unless oth
28、erwise specified herein or in the contract, the provisions of MIL-A-48078 shall apply and are hereby made a part of this detail specification. 4.2 Classification of inspection. - The following types of inspection shall be conducted on this item. a. Fipt Article Inspection b. Quality Conformance Insp
29、ection 4.3 First article inspection 4.3.1 Submission. - The contractor shall submit a first article sample as designated by the Contracting Officer for evaluation in accordance with provisions of 4.3.2 and 4.3.3. The first article sample shall consist of the following items in sample quantities as i
30、ndicated. Drawings Quantity Part Description Battery, Single Cell, Primary Reserve 9275567 126 4.3.2 Inspections to be performed. - See MIL-A-48078 and paras. 4.4.2, testing per para. 4.4.3 and Table I specified herein. 4.3.3 Rejection. - See MIL-A-48078 5 Provided by IHSNot for ResaleNo reproductio
31、n or networking permitted without license from IHS-,-,-P. MIL-B-487bL 13 7777706 032424LI 7 I rl O rl IL L W I ul vi II II u cu,cwcu,cipu b O000 w oooocu In rlrlrlrlb 6 I Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-47bL 13 W 7777906 0324245
32、 O MIL-B-48761 (AR) 4.4 Quality conformance inspection 4.4.1 Inspection lot formation. - Inspection lots shall comply with the lot formation provisions of MIL-A- 48078. 4.4.2 Examination. - (See MIL-A-48078). Unless other- wise specified in the classification of defects and test tables, sampling pla
33、ns for major and minor defects shall be in accordance with MIL-STD-105, Inspection Level II. Equip- ment necessary for the performance of the inspections listed shall be in accordance with 4.4.5. 7 o L Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
34、8 4 al k al m al m x k m E .rl Li a ril d al U al M C cn 4 .rl L x Li al u LI m c9 ri( N * * - W U 2 w K W LL w K P c W MIL-B-Li8761 13 9999906 0324252 n O i z I ! rl N N m 14 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-B-836L 13 E 7777706 03
35、2LI2.53 T m cn VI c E rl k rl c W w I In ? u. 1 3 * o O c cv o # O O d -0 al C .rl W al a al C O z c Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-6 c 8 z c L c Y W 2 E w.w.bpw.”bp 0000000 0000000 -?-?-?-?-? a al c. *ri 6i al a al r: O 2 30 c Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
